4290647442 has 128 divisors (see below), whose sum is σ = 9671270400. Its totient is φ = 1262822400.

The previous prime is 4290647429. The next prime is 4290647443. The reversal of 4290647442 is 2447460924.

It is a super-2 number, since 2×4290647442² = 36819310943082286728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4290647394 and 4290647403.

It is not an unprimeable number, because it can be changed into a prime (4290647443) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20334717 + ... + 20334927.

It is an arithmetic number, because the mean of its divisors is an integer number (75556800).

Almost surely, 2^4290647442 is an apocalyptic number.

4290647442 is an abundant number, since it is smaller than the sum of its proper divisors (5380622958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4290647442 is a wasteful number, since it uses less digits than its factorization.

4290647442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432.

The product of its (nonzero) digits is 387072, while the sum is 42.

The square root of 4290647442 is about 65503.0338381361. The cubic root of 4290647442 is about 1624.9535219211.

The spelling of 4290647442 in words is "four billion, two hundred ninety million, six hundred forty-seven thousand, four hundred forty-two".